3D preview of 38 mm Watch Case (body, bezel, caseback, crown)
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Interactive 3D model of 38 mm Watch Case (body, bezel, caseback, crown)

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38 mm Watch Case (body, bezel, caseback, crown)

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Bounding box
41.0 × 38.0 × 12.1 mm
Engine
Precision B-rep
Parameters
30
Published
September 23, 2026

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Parameters

NameValueRange
Case Outer Diameter38 mm34 – 44
Case Height (TH)9.5 mm7 – 14
Lug / Strap Width20 mm16 – 24
Lug Overall Length (tip to tip, across)26 mm20 – 34
Lug Corner Fillet3 mm0.5 – 6
Caseback-side Chamfer0.5 mm0.1 – 1.5
Dial Opening Diameter31 mm24 – 36
Crystal Seat Diameter30 mm23 – 35.5
Crystal Seat Depth0.8 mm0.3 – 2
Movement Cavity Dia (set from Miyota 2035 dwg)26 mm18 – 32
Movement Cavity Ceiling Height2 mm0.8 – 4
Caseback Counterbore Dia30 mm20 – 34
Caseback Counterbore Depth2 mm0.8 – 4
Bezel Outer Dia37.6 mm33 – 44
Bezel Aperture Dia31 mm24 – 36
Bezel Thickness1.6 mm0.8 – 3.5
Bezel Top Chamfer0.35 mm0.1 – 1
Bezel Minute Markers60 pcs0 – 60
Caseback Dia33 mm24 – 37
Caseback Thickness1.2 mm0.6 – 3
Caseback Locating Spigot Dia30.2 mm20 – 34
Spigot Height1.5 mm0.5 – 3.5
Crown Diameter6.5 mm4 – 9
Crown Protrusion3 mm1.5 – 6
Crown Embedment1.5 mm0.5 – 3
Crown Flute Count12 pcs6 – 24
Flute Cutter Radius0.9 mm0.4 – 1.5
Crown Tube Boss Dia5 mm3 – 7
Crown Tube Boss Length2 mm0.8 – 4
Stem Passage Bore Dia2 mm0.8 – 3.5

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

38 mm Watch Case (body, bezel, caseback, crown) - Free CAD Model (STEP, STL) | TextoCAD